.start-node {
  background: white;
  border-radius: 60%;
  border: 1px solid #409eff;
}

.start-node .node-body .node-desc {
  display: none;
  background: black;
}

.start-node .node-header {
  display: none;
}

.start-node .node-body .node-title {
  display: block;
  padding: 15px;
  text-align: center;
  box-sizing: border-box;
  font-weight: bolder;
  font-size: 18px;
  width: 100%;
  overflow: hidden;
  color: #6697ff;
  font-size: 16px;
  font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
}

.start-node .node-body .node-desc {
  display: none;
  background: black;
}
